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CPU temperature readout

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This commit is contained in:
Jan Käberich 2020-09-21 14:29:31 +02:00
parent fb8ee5b355
commit 884d949dfa
14 changed files with 18711 additions and 27 deletions
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18
Software/VNA_embedded/Application/Drivers/stm.hpp
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@ -3,10 +3,28 @@
#include "stm32g431xx.h"
#include "stm32g4xx_hal.h"
extern ADC_HandleTypeDef hadc1;
namespace STM {
static inline bool InInterrupt() {
return (SCB->ICSR & SCB_ICSR_VECTACTIVE_Msk) != 0;
}
static inline int8_t getTemperature() {
HAL_ADC_Start(&hadc1);
HAL_ADC_PollForConversion(&hadc1, 100);
int16_t adc = HAL_ADC_GetValue(&hadc1);
int16_t rangeFrom = *TEMPSENSOR_CAL2_ADDR - *TEMPSENSOR_CAL1_ADDR;
int16_t rangeTo = TEMPSENSOR_CAL2_TEMP - TEMPSENSOR_CAL1_TEMP;
adc -= *TEMPSENSOR_CAL1_ADDR;
int16_t result = ((int32_t) adc * rangeTo) / rangeFrom + TEMPSENSOR_CAL1_TEMP;
if(result < -128) {
result = -128;
} else if(result > 127) {
result = 127;
}
return result;
}
}